| 发明名称 |
PROCESS FOR INCREASING VOID VOLUME OF HOLLOW FILAMENTS |
| 摘要 |
<p>TITLE PREPARATION OF HIGH VOID VOLUME HOLLOW FILAMENTS A process for increasing the percent void of hollow filaments by contacting the filaments with water at a temperature of at least about 92.degree.C for at least about 3 seconds. It is necessary that the treatment be carried out while the filaments are in an amorphous condition. Preferred filaments are polyesters.</p> |
| 申请公布号 |
CA1194260(A) |
申请公布日期 |
1985.10.01 |
| 申请号 |
CA19830421824 |
申请日期 |
1983.02.17 |
| 申请人 |
DU PONT (E.I.) DE NEMOURS AND COMPANY |
发明人 |
MOST, ELMER E., JR. |
| 分类号 |
D01F6/62;D01D5/24;D01F6/84;(IPC1-7):D01D5/24 |
主分类号 |
D01F6/62 |
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